[GFS2] split gfs2_dinode into on-disk and host variants

The latter is used as part of gfs2-private part of struct inode.
It actually stores a lot of fields differently; for now the
declaration is just cloned, inode field is swtiched and changes
propagated.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index d470e52..191a3df 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -48,7 +48,7 @@
 void gfs2_inode_attr_in(struct gfs2_inode *ip)
 {
 	struct inode *inode = &ip->i_inode;
-	struct gfs2_dinode *di = &ip->i_di;
+	struct gfs2_dinode_host *di = &ip->i_di;
 
 	inode->i_ino = ip->i_num.no_addr;
 
@@ -98,7 +98,7 @@
 void gfs2_inode_attr_out(struct gfs2_inode *ip)
 {
 	struct inode *inode = &ip->i_inode;
-	struct gfs2_dinode *di = &ip->i_di;
+	struct gfs2_dinode_host *di = &ip->i_di;
 	gfs2_assert_withdraw(GFS2_SB(inode),
 		(di->di_mode & S_IFMT) == (inode->i_mode & S_IFMT));
 	di->di_mode = inode->i_mode;